Podsieťovanie s premenlivou maskou (VLSM)
Vytvorte adresovú schému ak máme k dispozícii adresný rozsah 161.172.0.0/19 a
potrebujeme ho rozdeliť na podsiete s nasledovným počtom IP adries:
- A - 69
- B - 32
- C - 184
- D - 197
- E - 481
- F - 442
- G - 2
- H - 2
- I - 15
| Počet IP |
NVM2 |
Prefix |
Adresa siete |
Broadcast |
Validné adresy |
| 481(+2) |
512 = 29 |
/23
32-9 |
161.172.0.0/23 |
161.172.1.255 |
161.172.0.1 - 161.172.1.254 |
| 442(+2) |
512 = 29 |
/23
32-9 |
161.172.2.0/23 |
161.172.3.255 |
161.172.2.1 - 161.172.3.254 |
| 197(+2) |
256 = 28 |
/24
32-8 |
161.172.4.0/24 |
161.172.4.255 |
161.172.4.1 - 161.172.4.254 |
| 184(+2) |
256 = 28 |
/24
32-8 |
161.172.5.0/24 |
161.172.5.255 |
161.172.5.1 - 161.172.5.254 |
| 69(+2) |
128 = 27 |
/25
32-7 |
161.172.6.0/25 |
161.172.6.127 |
161.172.6.1 - 161.172.6.126 |
| 32(+2) |
64 = 26 |
/26
32-6 |
161.172.6.128/26 |
161.172.6.191 |
161.172.6.129 - 161.172.6.190 |
| 15(+2) |
32 = 25 |
/27
32-5 |
161.172.6.192/27 |
161.172.6.223 |
161.172.6.193 - 161.172.6.222 |
| 2(+2) |
4 = 22 |
/30
32-2 |
161.172.6.224/30 |
161.172.6.227 |
161.172.6.225 - 161.172.6.226 |
| 2(+2) |
4 = 22 |
/30
32-2 |
161.172.6.228/30 |
161.172.6.231 |
161.172.6.229 - 161.172.6.230 |
Nový príklad
Ak neviete, ako sa robí podsieťovanie pomocou VLSM, návod nájdete v tomto videu na YouTube.